OpenRailwayMap/Signs in Italy
This page provides a list of signs and the relative tagging scheme for them.
ETCS
For an in-dept visualization of the ETCS tagging scheme check out...
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ETCS transition marker
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Stop marker
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Location Marker
Other than the standard direction and position, ETCS markers follow a different tagging scheme, these might be shared with a light signal.
ETCS transition marker
Point where the transition to ETCS is possible or must be done. Transition might be from SCMT or another level of ETCS.
railway:signal:train_protection=IT:ETCS:LTrailway:signal:train_protection:form=signrailway:signal:train_protection:function=level_transition
ETCS stop marker
Marker to unambiguously identify a location that must not be passed without a MA (Movement Authority) or other equivalent instructions.
railway:signal:train_protection=IT:ETCS:SMrailway:signal:train_protection:form=signrailway:signal:train_protection:function=stop_markerrailway:signal:train_protection:ref=*field to add the reference of the marker, might be also the name of the locality. Use this instead of "ref" to allow multiple references.
ETCS location marker
Marker to unambiguously identify a location that is not safety critical, might represent the EOA location (End of Authority).
railway:signal:train_protection=IT:ETCS:LMrailway:signal:train_protection:form=signrailway:signal:train_protection:function=location_markerrailway:signal:train_protection:ref=*field to add the reference of the marker, might be also the name of the locality. Use this instead of "ref" to allow multiple references.
Speed
Triangle
The triangle is a speed indicator added to a main signal to represent the speed limit in a section.
railway:signal:speed_limit=IT:TRIrailway:signal:speed_limit:form=signrailway:signal:speed_limit:speed=(30/60)speed limit indicated by the triangle (empty=30).
Speed Limits

Speed limit signals should be tagged as follows:
railway:signal:speed_limit=(IT:1R/IT:2R/IT:3R)with the number indicating the number of speed ranks represented.
railway:signal:speed_limit:speed=*enter the speed limit in a list separated by ";" beginning with rank A. (Example: "140;160;180")
railway:signal:speed_limit:arrow=(left/right)if the signal has an arrow pointing to the track that is signalling, add the direction of the arrow.railway:signal:speed_limit:form=sign
Speed Limits Distant
railway:signal:speed_limit_distant=(IT:1R/IT:2R/IT:3R)with the number indicating the number of speed ranks represented.
railway:signal:speed_limit_distant:speed=*enter the speed limit in a list separated by ";" beginning with rank A. (Example: "140;160;180")
railway:signal:speed_limit_distant:distance=(1/2)if the signal is a distant signal enter the number of stripes that indicate the distance, if it is not a distant signal do not use this tag.
railway:signal:speed_limit_distant:arrow=(left/right)if the signal has an arrow pointing to the track that is signalling, add the direction of the arrow.railway:signal:speed_limit_distant:form=sign
Remember that speed reduction is only effective after an adequate distance, check FL. Increase of speed is immediately effective.
Level crossing signs
railway:signal:crossing_info=IT:PLrailway:signal:crossing_info:form=signrailway:position:exact=*add the position indicated in the sign
Halt Signs
Halt Signs

Halt signal is used to indicate the stopping position of a railway halt that does not have light signalling.
railway:signal:stop=IT:HALTrailway:signal:stop:form=sign
Distant Halt Sign
Before the halt signal there is always at least one distant halt signal
railway:signal:stop_distant=IT:HALTrailway:signal:stop_distant:form=signrailway:signal:stop_distant:distance=(1/2)add according to the number of stripes, 1 stripe is usually at braking distance from the halt, 2 stripes is usually at least 200m from the 1 stripe signal.
SCMT or SCC Halt Limit
The SCMT or SCC halt limit sign should be mapped with the following tags
railway:signal:stop=IT:HALT:(SCMT/SCC)based on the systemrailway:signal:stop:form=sign
Platform length signs
Old Version

The old version of this type of signs uses a square sign divided into 4 squared sections, each one has a number of cars at which the corresponding train should stop. The numbers are marked from the bottom left square to the bottom right in a clockwise direction.
Effective Halt (red background)
railway:signal:stop=IT:HALT:CARrailway:signal:stop:form=signrailway:signal:stop:cars=*to indicate that a train with said number of cars should stop at the sign
Next Halts
railway:signal:stop_distant=IT:HALT:CARrailway:signal:stop_distant:form=signrailway:signal:stop_distant:cars=*to mark the number of cars except for the one for which the stop applies, mark multiple values like "12;15;18" by following the order previously described.railway:signal:stop_distant:distance=*to mark the color of the single squares, possible values are yellow, white and crossed.

New Version
The new version uses in-line signs with the distance rather then the number of cars. Like the precedent both distant and effective might be on the same pole, so there could be the necessity to use both at the same time
Effective Halt (Red Background)
railway:signal:stop=IT:HALT:SIZErailway:signal:stop:form=signrailway:signal:stop:size=*to mark the size of the train that should stop at the sign, the default measure is meters and other should be explicitly stated.
Distant Halt (Yellow Background)
railway:signal:stop_distant=IT:HALT:SIZErailway:signal:stop_distant:form=signrailway:signal:stop_distant:size=*to mark the size of the train that should stop at the sign, the default measure is meters and other should be explicitly stated.
Train Model
Some stations use signs with the train model to mark the stop point for said trains, you can use the following scheme
railway:signal:stop=IT:HALT:MODELrailway:signal:stop:form=signrailway:signal:stop:model=*to mark the model, put multiple models using the semicolon as separator, like "ETR480;ETR500"
TODO
- Posti di Esodo
- Bivio/Diramazione
- Caduta Massi
- Culmine
- Milestones AV/AC
- Zona ricovero
- Velocità per depositi
- Torce
- Fischio
- PLA, PL Non Presidiati, Normalmente chiuse
- Elettrificazione
- COD/NC